<template>
  <div>
    <!-- 面包屑 -->
     <bread></bread>
    <!-- 卡片视图 -->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
            <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="links">添加商品</el-button>
        </el-col>
      </el-row>
      <!-- 表格区 -->
      <el-table :data="goodsList" border stripe class="el-table">
        <el-table-column type="index"></el-table-column>
        <el-table-column label="商品名称" prop="goods_name"></el-table-column>
        <el-table-column label="商品价格（元）" prop="goods_price" width="90"></el-table-column>
        <el-table-column label="商品重量" prop="goods_weight" width="90"></el-table-column>
        <el-table-column label="创建时间" prop="add_time" width="140">
          <template slot-scope="scope">{{ scope.row.add_time | dataFormat }}</template>
        </el-table-column>
        <el-table-column label="操作" width="130">
          <template slot-scope="scope">
            <el-button type="primary" icon="el-icon-edit" size="mini"></el-button>
            <el-button
              type="danger"
              icon="el-icon-delete"
              size="mini"
              @click="removeById(scope.row.goods_id)"
            ></el-button>
          </template>
        </el-table-column>
      </el-table>
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[2, 5, 10, 20]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
        background
      ></el-pagination>
    </el-card>
  </div>
</template>

<script>
import bread from "../bread";
import API from "../API/Api"
export default {
  components: {
    bread
  },
  data() {
    return {
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 10
      },
      //商品列表
      goodsList: [],
      //总数据条数
      total: 0
    };
  },
  created() {
    this.getGoodsList();
  },
  mounted() {},
  methods: {
    // 根据分页获取对应的商品列表
    getGoodsList() {
      API
        .getGoodsList( this.queryInfo)
        .then(res => {
          if (res.meta.status !== 200) {
            return this.$message.error("获取商品列表失败");
          }
          this.$message.success("获取商品列表成功");
          // console.log(res.data);
          this.goodsList = res.data.goods;
          this.total = res.data.total;
        });
    },
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize;
      this.getGoodsList();
    },
    handleCurrentChange(newNum) {
      this.queryInfo.pagenum = newNum;
      this.getGoodsList();
    },
    async removeById(id) {
      const confirmResult = await this.$confirm(
        "此操作将永久删除该商品, 是否继续?",
        "提示",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }
      ).catch(err => err);
      if (confirmResult !== confirm) {
        return this.$message.info("已取消删除");
      }
      API.removeById(id).then(res => {
        if (res.meta.status !== 200) {
          return this.$message.error("删除失败");
        }
        this.$$message.success("删除成功");
        this.getGoodsList();
      });
    },
    links() {
      this.$router.push("/goods/add");
    }
  },
  computed: {},

  watch: {},
  getters: {}
};
</script>

<style scoped>
.el-card {
  margin-top: 15px;
}

.el-table,
.el-pagination {
  margin-top: 15px;
}
</style>